Potassium in PDB 3umb: Crystal Structure of the L-2-Haloacid Dehalogenase RSC1362

All present enzymatic activity of Crystal Structure of the L-2-Haloacid Dehalogenase RSC1362:
3.8.1.2;

The structure of Crystal Structure of the L-2-Haloacid Dehalogenase RSC1362, PDB code: 3umb was solved by P.Petit, P.W.Y.Chan, A.Savchenko, A.F.Yakunin, E.A.Edwards, E.F.Pai, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	24.67 / 2.20
Space group	C 2 2 2
Cell size a, b, c (Å), α, β, γ (°)	66.380, 129.570, 54.300, 90.00, 90.00, 90.00
R / Rfree (%)	23 / 28.3

The structure of Crystal Structure of the L-2-Haloacid Dehalogenase RSC1362 also contains other interesting chemical elements:

Magnesium	(Mg)	2 atoms
Chlorine	(Cl)	3 atoms
Sodium	(Na)	1 atom

The binding sites of Potassium atom in the Crystal Structure of the L-2-Haloacid Dehalogenase RSC1362 (pdb code 3umb). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Crystal Structure of the L-2-Haloacid Dehalogenase RSC1362, PDB code: 3umb:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of the L-2-Haloacid Dehalogenase RSC1362


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of the L-2-Haloacid Dehalogenase RSC1362 within 5.0Å range: probe atom residue distance (Å) B Occ A:K234 b:57.9 occ:0.50 CB A:CYS97 4.6 53.8 1.0 O A:ARG93 4.7 38.8 1.0 O A:CYS97 4.8 54.4 1.0 OE1 A:GLU94 4.8 42.7 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of the L-2-Haloacid Dehalogenase RSC1362


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of the L-2-Haloacid Dehalogenase RSC1362 within 5.0Å range: probe atom residue distance (Å) B Occ A:K235 b:35.5 occ:1.00 OG A:SER57 2.9 23.8 1.0 CB A:SER57 3.4 22.4 1.0 O A:HOH258 3.6 19.3 1.0 CL A:CL236 4.5 23.4 0.5 O A:HOH249 4.5 28.8 1.0 CA A:SER57 4.6 22.2 1.0

P.W.Y.Chan, T.K.W.To, P.Petit, C.Tran, M.Waelti, A.Savchenko, A.F.Yakunin, E.A.Edwards, E.F.Pai. Structural Adaptations of L-2-Haloacid Dehalogenases That Enable Hydrolytic Defluorination To Be Published.